2007年末,空军航空兵某师一架轰炸机携带我国新一代跨大气层飞行器验证机的照片首次现身互联网,引发国内外热评。虽然我们无法辨别该照片的真伪,但中华民族的确需要早日拥有世界一流的可重复使用航天运载器系统。本文将介绍跨大气层飞行器的一些知识和在该领域世界第一的美国的一些相关项目和经验教训。 At the end of 2007, a photo of a division of a division of the Air Force airstrider carrying a new generation of cross-layer aircrafts validators in our air force appeared on the Internet for the first time, triggering a hot review at home and abroad. Although we can not discern the authenticity of the photo, the Chinese really need to have a world-class reusable space vehicle system as early as possible. This article will introduce some of the knowledge of transcontinental aircraft and some of the relevant projects and lessons learned from the United States, the number one in the world.